[ 1429.314441][ T9120] br1: port 1(veth1) entered blocking state
[ 1429.314873][ T9120] br1: port 1(veth1) entered disabled state
[ 1429.315132][ T9120] veth1: entered allmulticast mode
[ 1429.317020][ T9120] veth1: entered promiscuous mode
[ 1429.456082][   T51] br1: port 1(veth1) entered blocking state
[ 1429.456344][   T51] br1: port 1(veth1) entered forwarding state
[ 1463.820589][ T9211] br1: port 1(veth1) entered disabled state
[ 1463.972455][ T9212] veth1: left allmulticast mode
[ 1463.972696][ T9212] veth1: left promiscuous mode
[ 1463.972997][ T9212] br1: port 1(veth1) entered disabled state